LOADING OPTIONS

The LOAD SET dialog box is illustrated in Figure 5.6.2.

Figure 5.6.2  Load Set dialog box

SHOW CONSTRAINT

Toggle the checkbox on/off to show/hide CONSTRAINT.  Refer to CONSTRAINTS OPTIONS.

 

SHOW ALL

Toggle on/off to show/hide all LOADING constraints.

1.             Create FORCE to be applied on selected nodes.

 

             Toggle FORCE on.

             Select Create.

             Enter the load set number in the displayed dialog box.

             Key in DOF, LOAD CURVE ID and SCALE FACTOR in the NODE FORCE dialog box as illustrated in Figure 5.6.3.

Figure 5.6.3  Define Node Force

DOF

Degree of freedom.  The six DOF is listed as the following:

 

1 - X (X-translation will be loaded.)

2 - Y (Y-translation will be loaded.)

3 - Z (Z-translation will be loaded.)

4 - RX (X-rotation will be loaded.)

5 - RY (Y-rotation will be loaded.)

6 - RZ (Z-rotation will be loaded.)

 

LOAD CURVE ID

Load curve describes amount of load versus time. Refer to Section 13.14.1 , UTILITIES/LOAD CURVE/CREATE CURVE for information about load curve definition.

 

SCALE FACTOR

Scale factor to amplify or reduce amount of load.

            Select OK as illustrated in Figure 5.6.3 to select nodes. Refer to Figure 5.4.3 for information about selecting nodes.

            Select CANCEL in Figure 5.6.3 to exit.

 

2.             Create PRESSURE to be applied on selected elements.

 

          Toggle PRESSURE on.

          Select Create.

          Enter the load set number in the displayed dialog box.

          Define input fields in ELEMENT PRESSURE dialog box as illustrated in Figure 5.6.4.

 

Figure 5.6.4  Element Pressure dialog box

LOAD CURVE ID

Refer to Create FORCE described above.

SCALE FACTOR

Refer to Create FORCE described about.

BIRTH TIME

Time to impose motion or loading.

             Select OK in Figure 5.6.4 to select the element to load.

             Select CANCEL in Figure 5.6.4 to exit.

 

The following three functions are used for both applying nodal force and element pressure.

DELETE

An eta/DYNAFORM QUESTION dialog box as illustrated in Figure 5.6.5 is displayed.

Figure 5.6.5  DYNAFORM Question dialog box

 

Select YES to delete the last selected load set.

Select NO to reject the choice.

DEFINE

Include more nodes or elements to a selected load set.

REMOVE

Removes some selected nodes/elements from a load set.